potsda.mn/mobilizon
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Add rate-limiting on queries with Hammer

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Closes #67

Signed-off-by: Thomas Citharel <tcit@tcit.fr>
This commit is contained in:
Thomas Citharel 2023-03-24 12:13:42 +01:00
parent c4e9f88e85
commit c07ba3a5d1
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GPG key ID: A061B9DDE0CA0773
12 changed files with 183 additions and 36 deletions
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1
.sobelow-skips
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@ -40,3 +40,4 @@ FE1EEB91EA633570F703B251AE2D4D4E
7EEC79571F3F7CEEB04A8B86D908382A
E7967805C1EA5301F2722C7BDB2F25F3
BDFB0FB1AAF69C18212CBCFD42F8B717
40220A533CCACB3A1CE9DBF1A8A430A1

3
config/config.exs
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@ -321,6 +321,9 @@ config :mobilizon, Oban,
{Oban.Plugins.Pruner, max_age: 300}
]
config :hammer,
backend: {Hammer.Backend.ETS, [expiry_ms: 60_000 * 60 * 4, cleanup_interval_ms: 60_000 * 10]}
config :mobilizon, :rich_media,
parsers: [
Mobilizon.Service.RichMedia.Parsers.OEmbed,

3
lib/graphql/authorization.ex
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@ -44,6 +44,9 @@ defmodule Mobilizon.GraphQL.Authorization do
def get_user_role(%{role: role}), do: role
def get_user_role(nil), do: nil
@impl true
def get_ip(%{ip: ip}), do: ip
@impl true
def unauthorized_message(resolution) do
case Map.get(resolution.context, :current_user) do

8
lib/graphql/schema/event.ex
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@ -15,6 +15,9 @@ defmodule Mobilizon.GraphQL.Schema.EventType do
import_types(Schema.Events.ParticipantType)
import_types(Schema.TagType)
@env Application.compile_env(:mobilizon, :env)
@event_rate_limiting 60
@desc "An event"
object :event do
meta(:authorize, :all)
@ -437,6 +440,8 @@ defmodule Mobilizon.GraphQL.Schema.EventType do
args: %{organizer_actor_id: :organizer_actor_id}
)
middleware(Rajska.RateLimiter, limit: event_rate_limiting(@env))
resolve(&Event.create_event/3)
end
@ -505,4 +510,7 @@ defmodule Mobilizon.GraphQL.Schema.EventType do
resolve(&Event.delete_event/3)
end
end
defp event_rate_limiting(:test), do: @event_rate_limiting * 1000
defp event_rate_limiting(_), do: @event_rate_limiting
end

8
lib/graphql/schema/media.ex
View file

@ -6,6 +6,9 @@ defmodule Mobilizon.GraphQL.Schema.MediaType do
alias Mobilizon.GraphQL.Resolvers.Media
@env Application.compile_env(:mobilizon, :env)
@media_rate_limiting 60
@desc "A media"
object :media do
meta(:authorize, :all)
@ -77,6 +80,8 @@ defmodule Mobilizon.GraphQL.Schema.MediaType do
args: %{}
)
middleware(Rajska.RateLimiter, limit: media_rate_limiting(@env))
resolve(&Media.upload_media/3)
end
@ -95,4 +100,7 @@ defmodule Mobilizon.GraphQL.Schema.MediaType do
resolve(&Media.remove_media/3)
end
end
defp media_rate_limiting(:test), do: @media_rate_limiting * 1000
defp media_rate_limiting(_), do: @media_rate_limiting
end

23
lib/graphql/schema/user.ex
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@ -7,12 +7,17 @@ defmodule Mobilizon.GraphQL.Schema.UserType do
import Absinthe.Resolution.Helpers, only: [dataloader: 2]
alias Mobilizon.Events
alias Mobilizon.GraphQL.Resolvers.{Application, Media, User}
alias Mobilizon.GraphQL.Resolvers.Application, as: ApplicationResolver
alias Mobilizon.GraphQL.Resolvers.{Media, User}
alias Mobilizon.GraphQL.Resolvers.Users.ActivitySettings
alias Mobilizon.GraphQL.Schema
import_types(Schema.SortType)
@env Application.compile_env(:mobilizon, :env)
@user_ip_limit 10
@user_email_limit 5
@desc "A local user of Mobilizon"
object :user do
meta(:authorize, :all)
@ -180,7 +185,7 @@ defmodule Mobilizon.GraphQL.Schema.UserType do
description: "The user's authorized authentication apps",
meta: [private: true, rule: :forbid_app_access]
) do
resolve(&Application.get_user_applications/3)
resolve(&ApplicationResolver.get_user_applications/3)
end
end
@ -331,6 +336,8 @@ defmodule Mobilizon.GraphQL.Schema.UserType do
arg(:password, non_null(:string), description: "The new user's password")
arg(:locale, :string, description: "The new user's locale")
middleware(Rajska.QueryAuthorization, permit: :all)
middleware(Rajska.RateLimiter, limit: user_ip_limiter(@env))
middleware(Rajska.RateLimiter, keys: :email, limit: user_email_limiter(@env))
resolve(&User.create_user/3)
end
@ -349,6 +356,8 @@ defmodule Mobilizon.GraphQL.Schema.UserType do
arg(:email, non_null(:string), description: "The email used to register")
arg(:locale, :string, description: "The user's locale")
middleware(Rajska.QueryAuthorization, permit: :all)
middleware(Rajska.RateLimiter, limit: user_ip_limiter(@env))
middleware(Rajska.RateLimiter, keys: :email, limit: user_email_limiter(@env))
resolve(&User.resend_confirmation_email/3)
end
@ -357,6 +366,8 @@ defmodule Mobilizon.GraphQL.Schema.UserType do
arg(:email, non_null(:string), description: "The user's email")
arg(:locale, :string, description: "The user's locale")
middleware(Rajska.QueryAuthorization, permit: :all)
middleware(Rajska.RateLimiter, limit: user_ip_limiter(@env))
middleware(Rajska.RateLimiter, keys: :email, limit: user_email_limiter(@env))
resolve(&User.send_reset_password/3)
end
@ -377,6 +388,8 @@ defmodule Mobilizon.GraphQL.Schema.UserType do
arg(:email, non_null(:string), description: "The user's email")
arg(:password, non_null(:string), description: "The user's password")
middleware(Rajska.QueryAuthorization, permit: :all)
middleware(Rajska.RateLimiter, limit: user_ip_limiter(@env))
middleware(Rajska.RateLimiter, keys: :email, limit: user_email_limiter(@env))
resolve(&User.login_user/3)
end
@ -480,4 +493,10 @@ defmodule Mobilizon.GraphQL.Schema.UserType do
resolve(&User.update_locale/3)
end
end
defp user_ip_limiter(:test), do: @user_ip_limit * 1000
defp user_ip_limiter(_), do: @user_ip_limit
defp user_email_limiter(:test), do: @user_email_limit * 1000
defp user_email_limiter(_), do: @user_email_limit
end

3
lib/service/auth/applications.ex
View file

@ -230,6 +230,9 @@ defmodule Mobilizon.Service.Auth.Applications do
%ApplicationDeviceActivation{status: :access_denied} ->
{:error, :access_denied}
%ApplicationDeviceActivation{status: :pending} ->
{:error, :pending, @device_code_interval}
nil ->
{:error, :incorrect_device_code}

110
lib/web/controllers/application_controller.ex
View file

@ -15,42 +15,63 @@ defmodule Mobilizon.Web.ApplicationController do
conn,
%{"name" => name, "redirect_uris" => redirect_uris, "scope" => scope} = args
) do
case Applications.create(
name,
String.split(redirect_uris, "\n"),
scope,
Map.get(args, "website")
ip = conn.remote_ip |> :inet.ntoa() |> to_string()
case Hammer.check_rate(
"create_application:#{ip}",
60_000,
10
) do
{:ok, %Application{} = app} ->
conn
|> Plug.Conn.put_resp_header("cache-control", "no-store")
|> json(
Map.take(app, [:name, :website, :redirect_uris, :client_id, :client_secret, :scope])
)
{:error, :invalid_scope} ->
conn
|> Plug.Conn.put_status(400)
|> json(%{
"error" => "invalid_scope",
"error_description" =>
dgettext(
"errors",
"The scope parameter is not a space separated list of valid scopes"
{:allow, _} ->
case Applications.create(
name,
String.split(redirect_uris, "\n"),
scope,
Map.get(args, "website")
) do
{:ok, %Application{} = app} ->
conn
|> Plug.Conn.put_resp_header("cache-control", "no-store")
|> json(
Map.take(app, [:name, :website, :redirect_uris, :client_id, :client_secret, :scope])
)
})
{:error, error} ->
Logger.error(inspect(error))
{:error, :invalid_scope} ->
conn
|> Plug.Conn.put_status(400)
|> json(%{
"error" => "invalid_scope",
"error_description" =>
dgettext(
"errors",
"The scope parameter is not a space separated list of valid scopes"
)
})
{:error, error} ->
Logger.error(inspect(error))
conn
|> Plug.Conn.put_status(500)
|> json(%{
"error" => "server_error",
"error_description" =>
dgettext(
"errors",
"Impossible to create application."
)
})
end
{:deny, _} ->
conn
|> Plug.Conn.put_status(500)
|> Plug.Conn.put_status(429)
|> json(%{
"error" => "server_error",
"error" => "slow_down",
"error_description" =>
dgettext(
"errors",
"Impossible to create application."
"Too many requests"
)
})
end
@ -148,7 +169,7 @@ defmodule Mobilizon.Web.ApplicationController do
"error_description" =>
dgettext(
"errors",
"No application with this client_id was found"
"No application was found with this client_id"
)
})
@ -231,6 +252,37 @@ defmodule Mobilizon.Web.ApplicationController do
)
})
{:error, :pending, interval} ->
case Hammer.check_rate(
"generate_device_access_token:#{client_id}:#{device_code}",
interval * 1_000,
1
) do
{:allow, _} ->
conn
|> Plug.Conn.put_status(400)
|> json(%{
"error" => "authorization_pending",
"error_description" =>
dgettext(
"errors",
"The authorization request is still pending"
)
})
{:deny, _} ->
conn
|> Plug.Conn.put_status(400)
|> json(%{
"error" => "slow_down",
"error_description" =>
dgettext(
"errors",
"Please slow down the rate of your requests"
)
})
end
{:error, :access_denied} ->
conn
|> Plug.Conn.put_status(400)
@ -247,7 +299,7 @@ defmodule Mobilizon.Web.ApplicationController do
conn
|> Plug.Conn.put_status(400)
|> json(%{
"error" => "invalid_grant",
"error" => "expired_token",
"error_description" =>
dgettext(
"errors",

3
mix.exs
View file

@ -210,7 +210,8 @@ defmodule Mobilizon.Mixfile do
{:unplug, "~> 1.0.0"},
{:replug, "~> 0.1.0"},
{:exkismet, github: "tcitworld/exkismet"},
{:rajska, github: "churcho/rajska", branch: "fix/update-absinthe"},
{:rajska, github: "tcitworld/rajska", branch: "mobilizon"},
{:hammer, "~> 6.1"},
# Dev and test dependencies
{:phoenix_live_reload, "~> 1.2", only: [:dev, :e2e]},
{:ex_machina, "~> 2.3", only: [:dev, :test]},

4
mix.lock
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@ -71,6 +71,7 @@
"guardian_db": {:hex, :guardian_db, "2.1.0", "ec95a9d99cdd1e550555d09a7bb4a340d8887aad0697f594590c2fd74be02426", [:mix], [{:ecto, "~> 3.0", [hex: :ecto, repo: "hexpm", optional: false]}, {:ecto_sql, "~> 3.1", [hex: :ecto_sql, repo: "hexpm", optional: false]}, {:guardian, "~> 1.0 or ~> 2.0", [hex: :guardian, repo: "hexpm", optional: false]}, {:postgrex, "~> 0.13", [hex: :postgrex, repo: "hexpm", optional: true]}], "hexpm", "f8e7d543ac92c395f3a7fd5acbe6829faeade57d688f7562e2f0fca8f94a0d70"},
"guardian_phoenix": {:hex, :guardian_phoenix, "2.0.1", "89a817265af09a6ddf7cb1e77f17ffca90cea2db10ff888375ef34502b2731b1", [:mix], [{:guardian, "~> 2.0", [hex: :guardian, repo: "hexpm", optional: false]}, {:phoenix, "~> 1.3", [hex: :phoenix, repo: "hexpm", optional: false]}], "hexpm", "21f439246715192b231f228680465d1ed5fbdf01555a4a3b17165532f5f9a08c"},
"hackney": {:hex, :hackney, "1.18.1", "f48bf88f521f2a229fc7bae88cf4f85adc9cd9bcf23b5dc8eb6a1788c662c4f6", [:rebar3], [{:certifi, "~> 2.9.0", [hex: :certifi, repo: "hexpm", optional: false]}, {:idna, "~> 6.1.0", [hex: :idna, repo: "hexpm", optional: false]}, {:metrics, "~> 1.0.0", [hex: :metrics, repo: "hexpm", optional: false]}, {:mimerl, "~> 1.1", [hex: :mimerl, repo: "hexpm", optional: false]}, {:parse_trans, "3.3.1", [hex: :parse_trans, repo: "hexpm", optional: false]}, {:ssl_verify_fun, "~> 1.1.0", [hex: :ssl_verify_fun, repo: "hexpm", optional: false]}, {:unicode_util_compat, "~> 0.7.0", [hex: :unicode_util_compat, repo: "hexpm", optional: false]}], "hexpm", "a4ecdaff44297e9b5894ae499e9a070ea1888c84afdd1fd9b7b2bc384950128e"},
"hammer": {:hex, :hammer, "6.1.0", "f263e3c3e9946bd410ea0336b2abe0cb6260af4afb3a221e1027540706e76c55", [:make, :mix], [{:poolboy, "~> 1.5", [hex: :poolboy, repo: "hexpm", optional: false]}], "hexpm", "b47e415a562a6d072392deabcd58090d8a41182cf9044cdd6b0d0faaaf68ba57"},
"haversine": {:hex, :haversine, "0.1.0", "14240e90dae07c9459f538d12a811492f655d95fc68f999403503b4f6c4ec522", [:mix], [], "hexpm", "54dc48e895bc18a59437a37026c873634e17b648a64cb87bfafb96f64d607060"},
"html_entities": {:hex, :html_entities, "0.5.2", "9e47e70598da7de2a9ff6af8758399251db6dbb7eebe2b013f2bbd2515895c3c", [:mix], [], "hexpm", "c53ba390403485615623b9531e97696f076ed415e8d8058b1dbaa28181f4fdcc"},
"http_signatures": {:hex, :http_signatures, "0.1.1", "ca7ebc1b61542b163644c8c3b1f0e0f41037d35f2395940d3c6c7deceab41fd8", [:mix], [], "hexpm", "cc3b8a007322cc7b624c0c15eec49ee58ac977254ff529a3c482f681465942a3"},
@ -117,9 +118,10 @@
"plug": {:hex, :plug, "1.14.1", "3148623796853ae96c628960b833bf6b6a894d6bdc8c199ef7160c41149b71f2", [:mix], [{:mime, "~> 1.0 or ~> 2.0", [hex: :mime, repo: "hexpm", optional: false]}, {:plug_crypto, "~> 1.1.1 or ~> 1.2", [hex: :plug_crypto, repo: "hexpm", optional: false]}, {:telemetry, "~> 0.4.3 or ~> 1.0", [hex: :telemetry, repo: "hexpm", optional: false]}], "hexpm", "a0e789be21a576b11ec55a0983e4e8f7c7b07d88dfb3b8da9e97767132271d40"},
"plug_cowboy": {:hex, :plug_cowboy, "2.6.1", "9a3bbfceeb65eff5f39dab529e5cd79137ac36e913c02067dba3963a26efe9b2", [:mix], [{:cowboy, "~> 2.7", [hex: :cowboy, repo: "hexpm", optional: false]}, {:cowboy_telemetry, "~> 0.3", [hex: :cowboy_telemetry, repo: "hexpm", optional: false]}, {:plug, "~> 1.14", [hex: :plug, repo: "hexpm", optional: false]}], "hexpm", "de36e1a21f451a18b790f37765db198075c25875c64834bcc82d90b309eb6613"},
"plug_crypto": {:hex, :plug_crypto, "1.2.5", "918772575e48e81e455818229bf719d4ab4181fcbf7f85b68a35620f78d89ced", [:mix], [], "hexpm", "26549a1d6345e2172eb1c233866756ae44a9609bd33ee6f99147ab3fd87fd842"},
"poolboy": {:hex, :poolboy, "1.5.2", "392b007a1693a64540cead79830443abf5762f5d30cf50bc95cb2c1aaafa006b", [:rebar3], [], "hexpm", "dad79704ce5440f3d5a3681c8590b9dc25d1a561e8f5a9c995281012860901e3"},
"postgrex": {:hex, :postgrex, "0.16.5", "fcc4035cc90e23933c5d69a9cd686e329469446ef7abba2cf70f08e2c4b69810", [:mix], [{:connection, "~> 1.1", [hex: :connection, repo: "hexpm", optional: false]}, {:db_connection, "~> 2.1", [hex: :db_connection, repo: "hexpm", optional: false]}, {:decimal, "~> 1.5 or ~> 2.0", [hex: :decimal, repo: "hexpm", optional: false]}, {:jason, "~> 1.0", [hex: :jason, repo: "hexpm", optional: true]}, {:table, "~> 0.1.0", [hex: :table, repo: "hexpm", optional: true]}], "hexpm", "edead639dc6e882618c01d8fc891214c481ab9a3788dfe38dd5e37fd1d5fb2e8"},
"progress_bar": {:hex, :progress_bar, "2.0.1", "7b40200112ae533d5adceb80ff75fbe66dc753bca5f6c55c073bfc122d71896d", [:mix], [{:decimal, "~> 2.0", [hex: :decimal, repo: "hexpm", optional: false]}], "hexpm", "2519eb58a2f149a3a094e729378256d8cb6d96a259ec94841bd69fdc71f18f87"},
"rajska": {:git, "https://github.com/churcho/rajska.git", "5da424969d5f40dcab690d3a25b248f85f712823", [branch: "fix/update-absinthe"]},
"rajska": {:git, "https://github.com/tcitworld/rajska.git", "0c036448e261e8be6a512581c592fadf48982d84", [branch: "mobilizon"]},
"ranch": {:hex, :ranch, "1.8.0", "8c7a100a139fd57f17327b6413e4167ac559fbc04ca7448e9be9057311597a1d", [:make, :rebar3], [], "hexpm", "49fbcfd3682fab1f5d109351b61257676da1a2fdbe295904176d5e521a2ddfe5"},
"remote_ip": {:hex, :remote_ip, "1.1.0", "cb308841595d15df3f9073b7c39243a1dd6ca56e5020295cb012c76fbec50f2d", [:mix], [{:combine, "~> 0.10", [hex: :combine, repo: "hexpm", optional: false]}, {:plug, "~> 1.14", [hex: :plug, repo: "hexpm", optional: false]}], "hexpm", "616ffdf66aaad6a72fc546dabf42eed87e2a99e97b09cbd92b10cc180d02ed74"},
"replug": {:hex, :replug, "0.1.0", "61d35f8c873c0078a23c49579a48f36e45789414b1ec0daee3fd5f4e34221f23", [:mix], [{:plug, "~> 1.8", [hex: :plug, repo: "hexpm", optional: false]}], "hexpm", "f71f7a57e944e854fe4946060c6964098e53958074c69fb844b96e0bd58cfa60"},

1
test/graphql/resolvers/user_test.exs
View file

@ -384,6 +384,7 @@ defmodule Mobilizon.GraphQL.Resolvers.UserTest do
variables: @user_creation
)
assert res["errors"] == nil
assert res["data"]["createUser"]["email"] == @user_creation.email
res =

50
test/web/controllers/application_controller_test.exs
View file

@ -108,7 +108,7 @@ defmodule Mobilizon.Web.ApplicationControllerTest do
assert error = json_response(conn, 400)
assert error["error"] == "invalid_client"
assert error["error_description"] == "No application with this client_id was found"
assert error["error_description"] == "No application was found with this client_id"
end
test "with a scope not matching app registered scopes", %{conn: conn} do
@ -277,12 +277,58 @@ defmodule Mobilizon.Web.ApplicationControllerTest do
)
assert error = json_response(conn, 400)
assert error["error"] == "invalid_grant"
assert error["error"] == "expired_token"
assert error["error_description"] ==
"The given device_code has expired"
end
test "with a pending authorization", %{conn: conn} do
user = insert(:user)
{:ok, app} =
Applications.create("My app", ["hello"], "write:event:create write:event:update")
assert {:ok, _res} =
Mobilizon.Applications.create_application_device_activation(%{
device_code: "hello",
user_code: "world",
expires_in: 600,
application_id: app.id,
scope: "write:event:create write:event:update",
status: "pending",
user_id: user.id
})
conn =
conn
|> Plug.Conn.put_req_header("accept", "application/json")
|> post("/oauth/token",
grant_type: "urn:ietf:params:oauth:grant-type:device_code",
client_id: app.client_id,
device_code: "hello"
)
error = json_response(conn, 400)
assert error["error"] == "authorization_pending"
assert error["error_description"] == "The authorization request is still pending"
conn =
Phoenix.ConnTest.build_conn()
|> Plug.Conn.put_req_header("accept", "application/json")
|> post("/oauth/token",
grant_type: "urn:ietf:params:oauth:grant-type:device_code",
client_id: app.client_id,
device_code: "hello"
)
error = json_response(conn, 400)
assert error["error"] == "slow_down"
assert error["error_description"] == "Please slow down the rate of your requests"
end
test "with valid params as JSON", %{conn: conn} do
user = insert(:user)